{"product_id":"845m05400-wiseco-std-piston-kit-for-yamaha-yz125-yz125x-2005-2022-54-00-mm","title":"845M05400 Wiseco Std Piston Kit for Yamaha YZ125 YZ125X 2005-2022 54.00 mm","description":"\u003ch2\u003eWiseco Std Piston Kit for Yamaha YZ125 and YZ125X\u003c\/h2\u003e\u003cp\u003eThis 54.00 mm Wiseco standard piston kit is an aftermarket top-end rebuild component for the Yamaha YZ125 and YZ125X, cross-referenced to 845M05400, and it restores compression and sealing at the stock bore size.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis Wiseco standard piston kit is a top-end rebuild part for the Yamaha YZ125 and YZ125X, sized at 54.00 mm to match the stock bore. It replaces a worn or seized piston so the engine regains compression and consistent ring seal. Riders servicing a 2005 to 2022 YZ125 or YZ125X will find this Wiseco standard piston kit a direct way to refresh the top end without changing bore size.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e54.00 mm standard bore size, matching the original cylinder\u003c\/li\u003e\n\u003cli\u003eForged piston construction for strength under high rpm loads\u003c\/li\u003e\n\u003cli\u003eKit includes piston, rings, wrist pin, and circlips\u003c\/li\u003e\n\u003cli\u003eCross-referenced to 845M05400 for identification\u003c\/li\u003e\n\u003cli\u003eDesigned for stock bore cylinders without boring or re-plating\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003efor Yamaha YZ125 2005 to 2022\u003c\/li\u003e\n\u003cli\u003efor Yamaha YZ125X 2005 to 2022\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eRoutine top-end rebuilds on YZ125 and YZ125X motocross and cross-country bikes\u003c\/li\u003e\n\u003cli\u003eRestoring compression after a worn or seized piston\u003c\/li\u003e\n\u003cli\u003eRefreshing a race engine between seasons\u003c\/li\u003e\n\u003cli\u003eStock bore service work without cylinder machining\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecs At A Glance\u003c\/h4\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number(s)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e845M05400\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBore Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e54.00 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOversize\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStandard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eComponent\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePiston kit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFitment Years\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2005-2022\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch4\u003eGood To Know\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Does this kit include the rings and wrist pin? \u003cstrong\u003eA:\u003c\/strong\u003e Yes, this Wiseco piston kit includes the piston, rings, wrist pin, and circlips for a complete top-end install. \u003cstrong\u003eQ:\u003c\/strong\u003e Is this a standard or oversize piston? \u003cstrong\u003eA:\u003c\/strong\u003e This is a standard bore piston at 54.00 mm, sized for a stock cylinder that has not been bored or re-plated.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eSlight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.\u003c\/em\u003e\u003c\/p\u003e","brand":"Solid Spare","offers":[{"title":"Default Title","offer_id":51140089315414,"sku":"OO1C22537","price":285.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/s-l1600_1a14825e-b2c5-49ac-b512-301784df5e72.jpg?v=1794565911","url":"https:\/\/www.solidspare.com\/products\/845m05400-wiseco-std-piston-kit-for-yamaha-yz125-yz125x-2005-2022-54-00-mm","provider":"Solid Spare","version":"1.0","type":"link"}